3 10.00 points The Greenback Store's costructure is dominated by variable costs with a contribution margin ratio of 0.25 and food costs of $40,000. Everyone was concerned and prot The cost structure of a competitor One Mart, is dominated by fed costs with a higher contribution margin ratio of 0.75 and feed costs of $440,000 Every colores contes con lowed for andro Both companies have sales of $800,000 for the month Required: a. Compare the two companies' cost structures GREENBACK STORE Amount Percentage 800 ONE-MART Amount Percentage Variable cost Contribution margin Food costs Operating profe b. Suppose that both companies experience a 15 percent increase in sales volume. By how much would each company's profts increase? Greenback Store's profis increase by One-War's profits increase by